A Kun no Sensou -I. THE TYCOON ?- (Ａ君（17）の戦争)
Written by
Daisuke Gouya, Noriyuki Matsumoto
Published by
Kadokawa Shoten Publishing Co., Ltd.
Goushi Onodera was in the background. He will encounter on the way to school bus accident. Just before death, encounters a mysterious girl named Honoka Oborono. Honoka, for Goushi, or die like this, or choose to live in a world or another. Goushi will choose a new life in another world. And thrown out to the battlefields of the world depends on Honoka.